Landscape Rocks. Euro Quarries LLC is the American branch of the European company, MANE Sp. We have been cooperating with the largest quarries in Greece, Turkey, Italy, and Bulgaria for many years. Santorini White Premium is our pride and joy. This unique stone has enjoyed great popularity in the European market for many years. There truly is no stone like it anywhere! Its crystalline structure looks amazing in the sun. It is a hard stone that does not age. It keeps its pure white color over the years.